Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-786 9 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-11-09   
956-787 A Pharr TX PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-788 A San Benito TX HRLNTXATJMD  7421 AT&T LOCAL 568      
956-788 1 San Benito TX   4866 SMARTCOM TELEPHONE LLC 568   2005-06-10   
956-788 2 San Benito TX   6664 SPRINT SPECTRUM L.P. 568   2007-01-12   
956-788 4 San Benito TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-788 5 San Benito TX   319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2013-11-20   
956-788 9 San Benito TX   7421 AT&T LOCAL 568      
956-789 A McAllen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-790 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-790 0 Laredo TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2007-05-27   
956-790 1 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 2 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 3 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 4 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 5 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 6 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 7 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-790 8 Laredo TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2007-06-19   
956-790 9 Laredo TX   7399 WESTEL, INC. - TEXAS 566   2006-10-20   
956-791 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-792 A Harlingen TX MCALTXNTCM0  6664 SPRINT SPECTRUM L.P. 568      
956-793 A Harlingen TX MCALTXNTCM0  6664 SPRINT SPECTRUM L.P. 568      
956-794 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-794 0 Laredo TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2007-06-14   
956-794 1 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 2 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 3 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 4 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 5 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 6 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 7 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 8 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-794 9 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-795 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-796 A Laredo TX LARDTXLADS0  9533 SOUTHWESTERN BELL 566      
956-797 A La Feria TX LAFRTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 0 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 1 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 2 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 3 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 4 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 5 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 6 La Feria TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2005-03-12   
956-797 7 La Feria TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2012-05-12   
956-797 8 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-797 9 La Feria TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-799 A Dolores TX DLRSTXXADS0  2090 ALENCO COMMUNICATIONS, INC. 566      
956-800 A McAllen TX HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2011-01-09   
956-800 0 McAllen TX   4290 STPCS JOINT VENTURE, LLC 568   2012-09-06   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 >>

Last updated: Wed, 05 Feb 2020 02:15:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.